Heating device



FIG. 1 is a perspective view of a heating device showing our new design;

FIG. 2 is a front elevational view showing the design for the heatingdevice of FIG. 1;

FIG. 3 is a rear elevational view showing the design for the heatingdevice of FIG. 1;

FIG. 4 is a left side elevational view showing the design for theheating device of FIG. 1;

FIG. 5 is a right side elevational view showing the design for theheating device of FIG. 1;

FIG. 6 is a top plan view showing the design for the heating device ofFIG. 1; and

FIG. 7 is a bottom plan view showing the design for the heating deviceof FIG. 1.

FIG. 8 is a perspective view of the heating device of FIG. 1 showing abounded area that is shown in FIG. 9;

FIG. 9 is a perspective view showing an enlarged portion of the heatingdevice of FIG. 1 within the bounded area of FIG. 8;

FIG. 10 is a front elevational view of the heating device of FIG. 1showing a bounded area that is shown in FIG. 11; and,

FIG. 11 is an enlarged front elevational view of the heating device ofFIG. 1 within the bounded area of FIG. 10.

The broken lines shown in the drawings illustrate portions of theheating device that form no part of the claimed design. The linesidentifying the bounded areas of FIGS. 8 and 10 form no part of theclaimed design.

CLAIM The ornamental design for a heating device, as shown anddescribed.